diff options
| author | NeilBrown <neilb@suse.de> | 2012-05-22 13:55:10 +1000 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2012-05-22 13:55:10 +1000 |
| commit | 1ec885cdd01a9ad867dbb9fd32a1bfcc0875c486 (patch) | |
| tree | 232eaa1e1b7820ca8e97782666f7742f78bef175 /drivers/md/md.c | |
| parent | d189122d4bca2647441fdc170dc6d4cc5c8bb2fa (diff) | |
| download | linux-1ec885cdd01a9ad867dbb9fd32a1bfcc0875c486.tar.bz2 | |
md/bitmap: move some fields of 'struct bitmap' into a 'storage' substruct.
This new 'struct bitmap_storage' reflects the external storage of the
bitmap.
Having this clearly defined will make it easier to change the storage
used while the array is active.
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/md.c')
| -rw-r--r-- | drivers/md/md.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 607771bb7e92..9e2336fbbd31 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1989,7 +1989,7 @@ super_1_allow_new_offset(struct md_rdev *rdev, bitmap = rdev->mddev->bitmap; if (bitmap && !rdev->mddev->bitmap_info.file && rdev->sb_start + rdev->mddev->bitmap_info.offset + - bitmap->file_pages * (PAGE_SIZE>>9) > new_offset) + bitmap->storage.file_pages * (PAGE_SIZE>>9) > new_offset) return 0; if (rdev->badblocks.sector + rdev->badblocks.size > new_offset) return 0; @@ -5649,7 +5649,7 @@ static int get_bitmap_file(struct mddev * mddev, void __user * arg) goto out; /* bitmap disabled, zero the first byte and copy out */ - if (!mddev->bitmap || !mddev->bitmap->file) { + if (!mddev->bitmap || !mddev->bitmap->storage.file) { file->pathname[0] = '\0'; goto copy_out; } @@ -5658,7 +5658,8 @@ static int get_bitmap_file(struct mddev * mddev, void __user * arg) if (!buf) goto out; - ptr = d_path(&mddev->bitmap->file->f_path, buf, sizeof(file->pathname)); + ptr = d_path(&mddev->bitmap->storage.file->f_path, + buf, sizeof(file->pathname)); if (IS_ERR(ptr)) goto out; @@ -6299,7 +6300,7 @@ static int update_array_info(struct mddev *mddev, mdu_array_info_t *info) /* remove the bitmap */ if (!mddev->bitmap) return -ENOENT; - if (mddev->bitmap->file) + if (mddev->bitmap->storage.file) return -EINVAL; mddev->pers->quiesce(mddev, 1); bitmap_destroy(mddev); |